How to use Middleware in laravel for content restriction based on user role.
https://justlaravel.com/middleware-laravel-content-restriction-user-role/
https://www.youtube.com/watch?v=DkMmy-KRRTE&list=PLJKqSeQP_mlKUcBB8IC1LSWcIUYGldNuE
http://demos.justlaravel.com/middleware-laravel-content-restriction-user-role